$ git clone -n https://src.fedoraproject.org/rpms/vagrant-libvirt.git /var/lib/mock/f41-build-898960-16975/root/chroot_tmpdir/scmroot/vagrant-libvirt
Cloning into '/var/lib/mock/f41-build-898960-16975/root/chroot_tmpdir/scmroot/vagrant-libvirt'...
$ git fetch origin 60b9204d8cb0af8febf159765b377beadb41c655:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vagrant-libvirt
 * [new ref]         60b9204d8cb0af8febf159765b377beadb41c655 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 60b9204 Eliminate use of obsolete %patchN syntax (#2283636)